643 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



.Mat iull No. 



Tiuit' uf day. ; of title. 



Locality. 



Kxact position. 



Depth. 



XiiTuiL- ot bottom, 



Dredging instruinent us»-d. 



Direction of drift, ; «UstaDce, 



Temperature of air. tlieriii. \o., 



iti' >uri;ife water. 



at depth of fathoms- 



at i ottoin. 



Density at surface. temp., 

 at "Itrptli oi" fatlioriis, 

 " at bottom, 

 Xuiiilier of .saliiiometer, 

 Barometer rcadiu;;. 

 --tare of ^ky. 



Diief-tioii of w ind; ; force, 



Kaiii. 



Direetiou of surfaee current. : force, 



of bottom " : lui ce. 



Name of veBsel. 

 Service to which attached, 

 Name ami rauk of commanding officer, 



.Value and position o!' ni.-f-! v*'i . 



